SeagateメーカーST380020ACEの使用説明書/サービス説明書
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. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . U Series CE Family . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ST380020ACE, S T360020ACE . . . . . . . . . . . . . .
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. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . U Series CE Family . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ST380020ACE, ST360020ACE . . . . . . . . . . . . . . .
2001 Se agate Tec hnology LL C All ri ghts reserv ed Public ation Number: 100140718 , Rev. A, Jul y 2001 Seagate, Seagate Technology and the Seagate logo are registered trademarks of Seagate Technology LLC. SeaShield, SeaShell and U Series CE are either registered trademarks or trademar ks of Seagate Technology LLC.
U Series CE Family Produ ct Manual , Rev. A iii Conten ts Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Specification s ummary table . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 1.
iv U Series CE Family Pr oduct Manu al, Rev. A 1.12.3 FCC v erification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 2.0 Configuring and mounting the drive . . . . . . . . . . . . . . . . . . . 1 7 2.1 Handli ng and st atic-discharg e precautio ns .
U Series CE Family Produ ct Manual , Rev. A v Figures Figure 1. Typical startup and o peration current pr ofile . . . . . . . . . . . . 9 Figure 2. Master/sla ve jumper settings . . . . . . . . . . . . . . . . . . . . . . . 18 Figure 3. Mounting d imensions—top , side and end view .
vi U Series CE Family Pr oduct Manu al, Rev. A.
U Series CE Family Produ ct Manual , Rev. A 1 Introduction This m anual desc ribes the functiona l, mechanic al and i nterface specifi- cations for the ST3800 20ACE, ST36 0020ACE, S T340810ACE and the ST32041 0ACE. Thes e drives provide the following key feat ures: • 8.
2 U Series CE Fam ily Produ ct Manual, Rev . A Specificati on summary table The specifi c ations listed in this table are for qu ic k refe re nc e. For details on speci fication measur ement or defini tion, s ee the app ropria te sec tion of this m anual.
U Series CE Family Produ ct Manual , Rev. A 3 T rack-to-trac k seek time (msec typical) 1.2 (read) 2.0 (write) A v erage seek time (msec typical) 8.9 A v erage seek read (msec typical) 9.9 A v erage seek write (msec typical) 10.9 Full-stroke seek time (msec typical) 22.
4 U Series CE Fam ily Produ ct Manual, Rev . A Altitude (meters be- low mean sea le vel , max) –121.92 m to 12,192 m (–400 ft to 40, 000 + ft) Shock, operating (Gs max at 2 msec) 63 Gs Shock, nonoperating (Gs max at 1 and 2 msec ) 350 G s Vibration, operating 0.
U Series CE Family Produ ct Manual , Rev. A 5 1.0 Dr ive specifi cations Unle ss other wise not ed, all sp ecific ation s are meas ured unde r ambi ent condit ions, a t 25°C, and no minal p ower.
6 U Series CE Fam ily Produ ct Manual, Rev . A 1.2 Physical organization 1.3 Recording and inter face technology 1.4 Phys ical chara cteristics Drive Model Read/Write heads (GMR) Number of discs ST380.
U Series CE Family Produ ct Manual , Rev. A 7 1.5 Se ek ti me Seek meas urements are tak en with nomin al power at 25°C amb ient temperatu re. All ti mes are m easured using dri ve diagnos tics.
8 U Series CE Fam ily Produ ct Manual, Rev . A 1.7 Powe r specifications The driv e receive s DC power (+5V or +12 V) through a four-pin standar d drive p ower connec tor. 1.7.1 Power consumption Power r equirements for the drives ar e listed in the table on page 9 .
U Series CE Family Produ ct Manual , Rev. A 9 1.7.1.1 Typical current profile Figure 1. Typical startup and ope ration curren t profile Power Mode Typical Watt s Typical Amps Mean s 5V 12V Spinup — 0.75 2.5 Seek (R andom, no read/write) Perfor mance mode 7.
10 U Series CE Family Produ ct Manual , Rev. A 1.7.2 Conducted noise Input n ois e rippl e i s mea su re d a t the ho st sy s tem powe r su ppl y ac ro ss an equiv alent 80- ohm resist ive load on the +1 2 volt l ine or an e quivalen t 15-ohm r esistive lo ad on the + 5 volt line .
U Series CE Family Produ ct Manual , Rev. A 11 establishe d using a Standb y or Id le command . In Stand by mode, the drive buffer is e nabled, th e head s are par ked and th e spindle is at res t. The drive accepts all commands and returns to Active mo de any tim e disc a cce ss is nece ssary.
12 U Series CE Family Produ ct Manual , Rev. A 1.8. 3 Humi dity 1.8.3. 1 Relative Hum idity 1.8.3.2 Wet bulb temperature 1.8.4 A ltitude 1.8.5 S hock All sh ock sp ecificatio ns ass ume that the dri ve is mou nted sec urely wit h the input sh ock appli ed at the dri ve mountin g screws.
U Series CE Family Produ ct Manual , Rev. A 13 1.8.6. 1 Operati ng vibrati on The following table lists the maximum vibration levels that the drive may expe- rience while meeting the performance stand ar ds specified in this d ocument.
14 U Series CE Family Produ ct Manual , Rev. A 1.10 Electromagnetic immunity When pr operly i nstalled in a rep resenta tive host system, the driv e operates w ithout error s or degradati on in perfor mance when subjecte d to the radi o frequency (RF) envir onments d efined in the fo llowing ta ble: 1.
U Series CE Family Produ ct Manual , Rev. A 15 1.12.2 Electromagnetic compatibil ity Hard drives that display the CE mark compl y with the Euro pean Union (EU) req uirement s specifi ed in the El ectromagneti c Compati bility Direc - tive (89/3 36/EEC).
16 U Series CE Family Produ ct Manual , Rev. A Australian C-Tick (N176 ) If these mod els have the C- Tick markin g, they comply with the Austr alia/ New Zealan d Standard AS /NZS3548 199 5 and meet the El ectromag- netic Com patibility (EMC) Fram ework requ irements of the Austr alian Communic ation Auth ority (ACA) .
U Series CE Family Produ ct Manual , Rev. A 17 2.0 Configuring and mounting the drive This s ec tio n c onta in s th e s pec if ic ati ons an d inst ru ctio n s fo r con f ig urin g and mounting the dr ive.
18 U Series CE Family Produ ct Manual , Rev. A 2.2 Jumpe r settings 2.2.1 M aster/sla ve configuration The optio ns jumper bl ock show n in Figure 2 is used to c onfigure the drive for operatio n. It is the 8-pi n dual head er between th e interface conn ector and the powe r connec tor.
U Series CE Family Produ ct Manual , Rev. A 19 2.2.2 C able-selec t option Computers that use cable-sel ect determine the ma ster and slave drives by selec ting or dese lecting p in 28, CSEL, on the inter face bus. M aster and slav e drives are deter mined by the ir phys ical posi tion on the cable.
20 U Series CE Family Produ ct Manual , Rev. A 2.1 Drive mounting You ca n mount the drive in any orienta tion using four screws in the side- mounting holes or four screws in the b ottom-mounti ng holes.
U Series CE Family Produ ct Manual , Rev. A 21 3.0 ATA i nterface These dri ves use the i ndustry- standard ATA task file interface tha t support s 16-bit data transfers. It su pports ATA prog rammed input/o utput (PIO) mod es 0–4; multi word DMA modes 0–2, and Ul tra DMA modes 0–5.
22 U Series CE Family Produ ct Manual , Rev. A Figure 4. I/ O pins and supported ATA sig nals Reset – Ground DD7 DD8 DD6 DD9 DD5 DD10 DD4 DD11 DD3 DD12 DD2 DD13 DD1 DD14 DD0 DD15 Ground (removed) DM.
U Series CE Family Produ ct Manual , Rev. A 23 3.1.1 Supported ATA commands The follo wing table li sts ATA-st andard co mmands that the drive sup- ports. For a d etailed descripti on of the ATA commands, refe r to the Draf t ATA-Rev 6 Standa rd. See Secti on 3.
24 U Series CE Family Produ ct Manual , Rev. A 3.1.2 I dentify Driv e command The Iden tify Drive command (command code EC H ) tr ansfe rs info rmation about the dr ive to the host fo llowing po wer up. The data is organize d as a single 512 - byt e bl oc k of da ta, w hos e c on tents a re sh own in t he ta bl e on page 25.
U Series CE Family Produ ct Manual , Rev. A 25 Word Descr iption V alue 0 Configuratio n informati on: • Bit 15 : 0 = ATA; 1 = ATAPI • Bit 7 : rem ovabl e medi a • Bit 6 : remov abl e cont rolle.
26 U Series CE Family Produ ct Manual , Rev. A 50 Device-s pecific s tandby timer v alue 0000 H 51 P IO da ta-t ransfe r cycl e timing mo de 0200 H 52 Retired 0200 H 53 Words 54–58, 64 –70 and 88 .
U Series CE Family Produ ct Manual , Rev. A 27 66 Recommen ded mul tiw or d DMA tr ansfe r cycle t ime pe r wor d (120 nsec ) 0078 H 67 Minimum PIO cycle ti me without IO RDY flow contr ol (240 nsec) .
28 U Series CE Family Produ ct Manual , Rev. A 92 Master Pas sword Revi sion code FFFE H 93 Hardware Reset Value (see de scription following this table) xxxx H 94 Auto Aco ustic Manag ement Settin g x.
U Series CE Family Produ ct Manual , Rev. A 29 3.1.3 S et Features command This comm and co ntrol s th e im pl eme ntat ion of v ar iou s f eatu re s that th e drive su pports. Wh en the drive receiv es this com mand, it sets BSY, checks the conte nts of the Fe atures reg ister, clear s BSY a nd generates an interrup t.
30 U Series CE Family Produ ct Manual , Rev. A Note. At power-o n, or after a hardware or software reset, the default valu es of the fe atures are as indicat ed above.
U Series CE Family Produ ct Manual , Rev. A 31 3.1.4 S.M.A.R.T. commands S.M.A. R.T. pr ovides ne ar-term failure p redicti on for dis c drives. When S.M.A. R.T. is enable d, the drive mon itors pred etermine d drive attrib utes that are susceptible to degradation over time.
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36 U Series CE Family Produ ct Manual , Rev. A Seagate Technology LLC 920 Disc Dri ve, Scott s Valley, Calif ornia 950 66, USA Publication Number: 1001407 18, Rev.
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